标签：Concentration 相关文章
an article entitled ... 题名为的文章 appetite 胃口，食欲 be delighted to (do ) 做很高兴 be more than one could bear 再也忍不住了， calm 使镇定 concentration 集中，专心 delighted 欣喜的 enormous appetite 食欲旺盛 e
新概念英语第二册单词MP3
Are you listening to this part cares when you drive, then texting your friends about it? Dont you do that, the texting, I mean. Because a new study shows even a few use of hand free device, sending or receiving a electronic message can prove a major
Scientific American(六)月
By Robert Berger Jerusalem 17 May 2006 An Israeli man passes a large picture showing the Nazi death camp of Birkenau in Poland at the Yad Vashem Holocaust Memorial in Jerusalem (file photo) An 11-nati
2006年VOA标准英语（五月）
Fish live in water, but do they drink it? The answer is yes, but how fish drink water depends on where they live. Water gets into a fish's body through osmosis, the process in which water diffuses from a higher to a lower concentration. For example,
英语听力文摘 English Digest
By Robert Berger Jerusalem 20 August 2007 The Israeli government has reached a compensation deal with Holocaust survivors ending a bitter feud. As Robert Berger reports from VOA's Jerusalem bureau, many survivors of the Nazi genocide during World War
2007年VOA标准英语（八月）
U.S. President Barack Obama is calling for a redoubling of efforts to get the Mideast peace process back on track. He spoke in Dresden, Germany after talks with German Chancellor Angela Merkel. U.S. President Barack Obama (r) hugs Holocaust survivor
VOA标准英语2009年(六月)
Some methods of preserving food are easy to understand. For example, it's easy to see that freezing your food, or packing it in salt, would make it inhospitable to the microbes which would otherwise cause it to spoil. You might wonder, however, about
英语听力文摘 English Digest